[Ips-geo-warning] ASWFC GEOMAGNETIC WARNING issued 0439 UT on 25 Jun 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING 26/38
ISSUED AT 0439UT/25 JUNE 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Periods of G1 geomagnetic activity are possible over the coming 
days due to the onset of a coronal hole high speed wind stream. 
Recent CMEs passing nearby the Earth may also influence wind 
speeds.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
DUE TO CORONAL HOLE HIGH SPEED WIND STREAM
FROM 25-27 JUNE 2026
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GEOMAGNETIC ACTIVITY FORECAST
25 Jun:  G0-G1
26 Jun:  G0, chance G1
27 Jun:  G0, chance G1

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au